Toto CST416M Bone Aquia II Two Piece Elongated Dual Flush Toilet with Dual-Max 1.6 or 0.9 GPF Flush

- Item #: BCI582420

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Aquia II Dual Flush Toilet

TOTO's Dual-Max flushing system offers the option of a 0.9 Gallon "light flush", or a clog free 1.6 Gallon full flush. TOTO Toilets has been showing the world how to have clog free performance for decades. While other top manufacturers have been working to improve their flush performance, TOTO Toilets have been delivering.

The TOTO Aquia II toilet appeals to designers and homeowners alike with its sleek modern lines. The TOTO CST416M also offers a skirted design for easy cleaning by removing the nooks and crannies where dust and bacteria collect, while the slender tank gives it a heightened sensibility.


  • Elongated skirted design, two piece toilet
  • Dual-Max Flushing System
  • 0.9 gallon "light flush, or a bulk removing 1.6 gallon regular flush
  • Meets and exceeds all low-flow codes and guidelines
  • Push button style flush actuation
  • Excellent rim wash
  • Large, 2-1/8" fully glazed trapway to ensure no hangups
  • 12 Inch Rough-In


  • Bowl Height: 15-3/8 inches
  • Bowl Width: 14-1/4 inches
  • Toilet Height: 30-1/4 inches
  • Toilet Width: 15-1/4 inches
  • Recommended Seat (SS114, SS154, SS204) Not Included
  • CalGreen compliant
  • Watersense Certified

Additional Toto Links

Our SKU: Toto CST416M

This product is listed under the following manufacturer number(s):

  • Toto CST416M#03
  • Toto CST416M#11
    Colonial White
  • Toto CST416M#01
  • Toto CST416M#51
  • Toto CST416M#04*
  • Toto CST416M#12
    Sedona Beige

*Denotes a finish or option that has been discontinued

Toto CST416M#03 Product Specifications

Specification Sheet
Owners Manual
Parts Sheet
Bowl Height 15.25
Bowl Shape Elongated
Comfort Height No
Concealed Trapway Yes
Configuration Two Piece
Depth 27.5
Flush Technology Dual-Max
Flush Type Dual Flush
Flush Valve Size 3
Gallons Per Flush .9, 1.6
Height 30.25
Installation Type Floor Mounted
Insulated Tank No
Length 27.5
Material Vitreous China
Product Weight 65
Rough In 12
Seat Included No
Theme Modern
Trapway 2.125, 2.13
Trip Lever Placement Top
Water Efficient Yes
WaterSense Certified YES
Width 14.25

Installation Resource Center

Whether you are installing the product yourself or hiring a professional, our installation Resource Center has everything you need to get your project done. Visit the Installation Resource Center to get started.

Buy the Toto CST416M#03 in Bone at Research Toto CST416M#03 in Bone online. Find Toto CST416M#03 in Bone features and specifications. Get the best deal by comparing the Toto CST416M#03 in Bone today.

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